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Finding the Fourth Proportional to 69,494.31, 104,381.10 and 41,469.12

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Solution

The fourth proportional to 69,494.31, 104,381.10 and 41,469.12 is: 62,287.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,494.31 : 104,381.10 = 41,469.12 : x
  2. Step 2: Convert to fraction form
    69,494.31/104,381.10 = 41,469.12/x
  3. Step 3: Cross multiply
    69,494.31x = 104,381.10 × 41,469.12
  4. Step 4: Simplify right side
    69,494.31x = 4,328,592,361.63
  5. Step 5: Solve for x
    x = 4,328,592,361.63/69,494.31
  6. Step 6: Final answer
    x = 62,287.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.